The binomial x-3 divides exactly the polynomial x^3-2x^2+cx-12 and c is a whole number then c is what?
use synthetic division to work on both sides to find answer:
3| 1 -2 c| -12
0 3 3| 12
1 1 4| 0
using this, c = 1
3| 1 -2 c| -12
0 3 3| 12
1 1 4| 0
using this, c = 1